Finding the Fourth Proportional to 512,652.74, 707,481.01 and 294,861.06
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Solution
The fourth proportional to 512,652.74, 707,481.01 and 294,861.06 is: 406,919.90
Step by Step Solution
- Step 1: Write the proportion equation
512,652.74 : 707,481.01 = 294,861.06 : x - Step 2: Convert to fraction form
512,652.74/707,481.01 = 294,861.06/x - Step 3: Cross multiply
512,652.74x = 707,481.01 × 294,861.06 - Step 4: Simplify right side
512,652.74x = 208,608,600,907.05 - Step 5: Solve for x
x = 208,608,600,907.05/512,652.74 - Step 6: Final answer
x = 406,919.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.